14 . For a concrete stair plan . what's the number mean
A、 1 / 2’’ 3 / 8 " 1 / 2 " rebar
B、B , 1 / 2’’ 5 / 8’’ 1 / 2’’ rebar
C、 1 / 2’’ 3 / 8’’ 1 / 2’’ anchor bolt
D、 1 / 2 " 5 / 8 " 1 / 2 " anchor bolt
发布时间:2025-06-12 12:08:16
A、 1 / 2’’ 3 / 8 " 1 / 2 " rebar
B、B , 1 / 2’’ 5 / 8’’ 1 / 2’’ rebar
C、 1 / 2’’ 3 / 8’’ 1 / 2’’ anchor bolt
D、 1 / 2 " 5 / 8 " 1 / 2 " anchor bolt